chat
ChatKit is a framework for building high-quality, AI-powered chat experiences. It’s designed for developers who want to add advanced conversational intelligence to their apps fast—with minimal setup and no reinventing the wheel. ChatKit delivers a complete, production-ready chat interface out of the box.
Retroshare establish encrypted connections between you and your friends to create a network of computers, and provides various distributed services on top of it: forums, channels, chat, mail... Retroshare is fully decentralized, and designed to provide maximum security and anonymity to its users beyond direct friends. Retroshare is entirely free and open-source software. It is available on Android, Linux, MacOS and Windows. There are no hidden costs, no ads and no terms of service.
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Uncensorable Peer-to-Peer. Where Friendship Meets Freedom. Decentralized application with Friend-to-Friend technology.
Xeres allows you to interact with people in a fully decentralized way. No server or account required, which means: nobody can censor you.
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📬 Spacebar is a free open source selfhostable discord compatible communication platform. Selfhosted, secure communication that you're already familiar with.
Campfire is web-based chat application.
Campfire is single-tenant: any rooms designated "public" will be accessible by all users in the system. To support entirely distinct groups of customers, you would deploy multiple instances of the application.
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Terminal-based group chat app with real-time WebSocket messaging, file sharing, themes, and admin tools — built with Go and Bubble Tea.
marchat is a minimalist terminal-based group chat app designed for real-time, distraction-free conversations. Whether you're pair programming, self-hosting a LAN party, or just chatting from two terminals, it's lightweight, hackable, and built for fun.
bluetooth mesh chat, IRC vibes.
A secure, decentralized, peer-to-peer messaging app that works over Bluetooth mesh networks. No internet required, no servers, no phone numbers - just pure encrypted communication.
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- A Guide To bitchat version 1.2-1.3 @ r/bitchat.
- Jack Dorsey launches a WhatsApp messaging rival built on Bluetooth @ CNBC.
- Jack Dorsey says his ‘secure’ new Bitchat app has not been tested for security @ TechCrunch.
- Episode 623: 50 Days of Blue @ Linux Unplugged.
- Episode 634: Config Confessions @ Linux Unplugged.
Secure peer-to-peer chat that is serverless, decentralized, and ephemeral.
Chitchatter is a free (as in both price and freedom) communication tool. Designed to be the simplest way to connect with others privately and securely.
Realtime server for reliable two-way communication to power-up any backend.
AnyCable is a realtime server for two-way reliable communication over WebSockets and SSE.
If your product needs low latency interactivity, communication, or collaboration, AnyCable can be the perfect solution at any stage: start building with a managed (SaaS) version, and move on to the cost efficient Pro version, or move off to open source. AnyCable has been around for 7+ years, and it is powering large-scale applications around the world (see use cases).
Publish your favourite chat quotes.
Faridoon is a web app to publish your favourite chat quotes.
The Open and Free Technology Community aims to provide stable and effective collaboration services to members of the community in any part of the world, while closely listening to their needs and desires.
OFTC was founded at the end of 2001 by a group of experienced members of the Open Source and Free Software communities aiming to provide these communities with better communication, development, and support infrastructure.
Baatchit MERN end-to-end-encrypted realtime chat application with features like message reactions, typing-indicators, friend request, last seen, file/gif sharing, edit/delete messages, polling, group chats, user active status, push notifications, pwa, private key recovery, google-auth, otp-verification
Every AI in One PlaceBuilt for Everyone
LibreChat is a free, open source AI chat platform. This Web UI offers vast customization, supporting numerous AI providers, services, and integrations. Serves all AI Conversations in one place with a familiar interface, innovative enhancements, for as many users as you need.
Enhanced ChatGPT Clone: Features OpenAI, Assistants API, Azure, Groq, GPT-4 Vision, Mistral, Bing, Anthropic, OpenRouter, Vertex AI, Gemini, AI model switching, message search, langchain, DALL-E-3, ChatGPT Plugins, OpenAI Functions, Secure Multi-User System, Presets, completely open-source for self-hosting. More features in development
Organized team chat.
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
Zulip is an open-source team collaboration tool with unique topic-based threading that combines the best of email and chat to make remote work productive and delightful. Fortune 500 companies, leading open source projects, and thousands of other organizations use Zulip every day. Zulip is the only modern team chat app that is designed for both live and asynchronous conversations.
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Generate interactive, beautiful and insightful chat analysis reports.
A web app that takes chat exports from supported platforms and generates a single HTML file containing information, statistics and interactive graphs about them. Privacy is its main concern; chat data never leaves the device when generating reports.
📬 Fosscord is a free open source selfhostable discord compatible communication platform
Web-based XMPP/Jabber chat client written in JavaScript Converse is a web based XMPP/Jabber chat client. You can either use it as a webchat app, or you can integrate it into your own website. It's 100% client-side JavaScript, HTML and CSS and the only backend required is a modern XMPP server.
A glossy Matrix collaboration client for the web.
Secure collaboration and messaging. Own your conversations. Secure and independent communication, connected via Matrix. A sovereign and secure communications platform. Built by the creators of Matrix.
Discourse is the place to build civilized communities. A platform for community discussion. Free, open, simple.
Discourse is the online home for your community. We offer a 100% open source community platform to those who want complete control over how and where their site is run.
Our platform has been battle-tested for over a decade and continues to evolve to meet users’ needs for a powerful community platform. Discourse allows you to create discussion topics and connect using real-time chat, as well as access an ever-growing number of official and community themes. In addition, we offer a wide variety of plugins for features ranging from chatbots powered by Discourse AI to functionalities like SQL analysis using the Data Explorer plugin.
Secure and compliant communications platform. Own your data, customize anything, integrate everything.
An open network for secure, decentralized communication. Matrix is an open source project that publishes the Matrix open standard for secure, decentralised, real-time communication, and its Apache licensed reference implementations.
A peer-to-peer chat app that is serverless, decentralized, and ephemeral. Chitchatter is a free (as in both price and freedom) communication tool. It is designed with security and privacy in mind.
The communications platform that puts data protection first.
Rocket.Chat is an open-source fully customizable communications platform developed in JavaScript for organizations with high standards of data protection.
We are a MERN based application enabling real-time conversations between colleagues, with other companies or with your customers, regardless of how they connect with you. The result is an increase in productivity and customer satisfaction rates.
The 100% FREE live chat application for your website! tawk.to is a free messaging app that lets you monitor and chat with visitors on your website or from a free customizable page
modern, private communication. For iOS, Android, OS X, Windows and web. Crystal clear voice, video and group chats.
The Ultimate Open Source Web Chat Platform. From group messages and video calls all the way to helpdesk killer features. Our goal is to become the number one cross-platform open source chat solution.
P2P chat powered by the web. Friends is like Slack except P2P, offline friendly and open source. We transmit data over secure channels and authenticate messages. It's made by a group of open source developers who are motivated to make a public chat platform that is easy to use but isn't centrally controlled, and where data is owned by its users.
Let's Chat is a persistent messaging application that runs on Node.js and MongoDB. It's designed to be easily deployable and fits well with small, intimate teams.
Friends is like Slack except P2P, offline friendly and open source. We transmit data over secure channels and authenticate messages. It's made by a group of open source developers who are motivated to make a public chat platform that is easy to use but isn't centrally controlled, and where data is owned by its users.
l'outil de communication multi-interfaces et multi-usages
Mibew Messenger (also known as Open Web Messenger) is an open-source live support application written in PHP and MySQL. It enables one-on-one chat assistance in real-time directly from your website.
Free & Flexible & Open source - Live Support chat for your website. Web and desktop clients. XMPP notifications, GTalk, Jabber, OpenFire, Chrome extension, Node.js support, MySQL, PostgreSQL
Kandan is a free open source chat app.
Kandan is a private chat service for your company or team. You can invite colleagues to share ideas and files in a persistent group chat room or rooms.
Unlike HipChat or other alternatives, Kandan is completely Open Source and can be hosted internally or externally by your organization or by a third party.
Cramp is a fully asynchronous real-time web application framework in Ruby. It is built on top of EventMachine and primarily designed for working with larger number of open connections and providing full-duplex bi-directional communication.